Add support for waiting for NFS root server before booting

diff --git a/target/u-boot/2009.01-rc1/u-boot-2009.01-rc1-012-ethinit.patch b/target/u-boot/2009.01-rc1/u-boot-2009.01-rc1-012-ethinit.patch
new file mode 100644 (file)
index 0000000..c2f709c
--- /dev/null
+++ b/target/u-boot/2009.01-rc1/u-boot-2009.01-rc1-012-ethinit.patch
@@ -0,0 +1,77 @@
+diff -urN u-boot-2009.01-0rig//common/cmd_ethinit.c u-boot-2009.01/common/cmd_ethinit.c
+--- u-boot-2009.01-0rig//common/cmd_ethinit.c  1970-01-01 01:00:00.000000000 +0100
++++ u-boot-2009.01/common/cmd_ethinit.c        2009-01-04 00:28:39.000000000 +0100
+@@ -0,0 +1,62 @@
++/*
++ * (C) Copyright 2000
++ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
++ *
++ * See file CREDITS for list of people who contributed to this
++ * project.
++ *
++ * This program is free software; you can redistribute it and/or
++ * modify it under the terms of the GNU General Public License as
++ * published by the Free Software Foundation; either version 2 of
++ * the License, or (at your option) any later version.
++ *
++ * This program is distributed in the hope that it will be useful,
++ * but WITHOUT ANY WARRANTY; without even the implied warranty of
++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
++ * GNU General Public License for more details.
++ *
++ * You should have received a copy of the GNU General Public License
++ * along with this program; if not, write to the Free Software
++ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
++ * MA 02111-1307 USA
++ */
++
++/*
++ * Boot support
++ */
++#include <common.h>
++#include <command.h>
++#include <net.h>
++#ifdef CONFIG_CMD_ETHINIT
++extern int eth_init (bd_t * bd);
++
++static void   delay(void)
++{
++}
++/* 
++ * This command allows you to delay booting until you have a 
++ * valid Ethernet connection.
++ * Neccessary if you want to NFS mount a rootfs etc.
++ * When both this target and the NFS server 
++ * are powered on at the same time, then the NFS
++ * server can take a long time to boot.
++ */
++int do_ethinit (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
++{
++      int     i;
++      DECLARE_GLOBAL_DATA_PTR;
++      while(eth_init (gd->bd) == 0) {
++              for(i = 0; i < 10000000; i ++) {
++                      delay();
++              }
++      }
++      return 0;
++}
++
++U_BOOT_CMD(
++      ethinit,        1,      1,      do_ethinit,
++      "ethinit\t- Initialize Ethernet controller\n",
++      "\n"
++);
++
++#endif        /* CONFIG_CMD_ETHINIT */
+diff -urN u-boot-2009.01-0rig//common/Makefile u-boot-2009.01/common/Makefile
+--- u-boot-2009.01-0rig//common/Makefile       2009-01-04 00:22:06.000000000 +0100
++++ u-boot-2009.01/common/Makefile     2009-01-04 00:29:46.000000000 +0100
+@@ -83,6 +83,7 @@
+ COBJS-$(CONFIG_ENV_IS_IN_EEPROM) += cmd_eeprom.o
+ COBJS-$(CONFIG_CMD_EEPROM) += cmd_eeprom.o
+ COBJS-$(CONFIG_CMD_ELF) += cmd_elf.o
++COBJS-$(CONFIG_CMD_ETHINIT) += cmd_ethinit.o
+ COBJS-$(CONFIG_CMD_EXT2) += cmd_ext2.o
+ COBJS-$(CONFIG_CMD_FACTORY) += cmd_factory.o
+ COBJS-$(CONFIG_CMD_FAT) += cmd_fat.o